/**
 *  Version 2.4.0 Copyright (C) 2013
 *  Tested in IE 11, FF 28.0 and Chrome 33.0.1750.154
 *  No official support for other browsers, but will TRY to accommodate challenges in other browsers.
 *  Example:
 *      Print Button: <div id="print_button">Print</div>
 *      Print Area  : <div class="PrintArea" id="MyId" class="MyClass"> ... html ... </div>
 *      Javascript  : <script>
 *                       $("div#print_button").click(function(){
 *                           $("div.PrintArea").printArea( [OPTIONS] );
 *                       });
 *                     </script>
 *  options are passed as json (example: {mode: "popup", popClose: false})
 *
 *  {OPTIONS}   | [type]     | (default), values      | Explanation
 *  ---------   | ---------  | ---------------------- | -----------
 *  @mode       | [string]   | (iframe),popup         | printable window is either iframe or browser popup
 *  @popHt      | [number]   | (500)                  | popup window height
 *  @popWd      | [number]   | (400)                  | popup window width
 *  @popX       | [number]   | (500)                  | popup window screen X position
 *  @popY       | [number]   | (500)                  | popup window screen Y position
 *  @popTitle   | [string]   | ('')                   | popup window title element
 *  @popClose   | [boolean]  | (false),true           | popup window close after printing
 *  @extraCss   | [string]   | ('')                   | comma separated list of extra css to include
 *  @retainAttr | [string[]] | ["id","class","style"] | string array of attributes to retain for the containment area. (ie: id, style, class)
 *  @standard   | [string]   | strict, loose, (html5) | Only for popup. For html 4.01, strict or loose document standard, or html 5 standard
 *  @extraHead  | [string]   | ('')                   | comma separated list of extra elements to be appended to the head tag
 */
(function($) {
  var counter = 0;
  var modes = { iframe : "iframe", popup : "popup" };
  var standards = { strict : "strict", loose : "loose", html5 : "html5" };
  var defaults = { mode       : modes.iframe,
    standard   : standards.html5,
    popHt      : 500,
    popWd      : 400,
    popX       : 200,
    popY       : 200,
    popTitle   : '',
    popClose   : false,
    extraCss   : '',
    extraHead  : '',
    retainAttr : ["id","class","style"] };

  var settings = {};//global settings

  $.fn.printArea = function( options )
  {
    $.extend( settings, defaults, options );

    counter++;
    var idPrefix = "printArea_";
    $( "[id^=" + idPrefix + "]" ).remove();

    settings.id = idPrefix + counter;

    var $printSource = $(this);

    var PrintAreaWindow = PrintArea.getPrintWindow();

    PrintArea.write( PrintAreaWindow.doc, $printSource );

    setTimeout( function () { PrintArea.print( PrintAreaWindow ); }, 1000 );
  };

  var PrintArea = {
    print : function( PAWindow ) {
      var paWindow = PAWindow.win;

      $(PAWindow.doc).ready(function(){
        paWindow.focus();
        paWindow.print();

        if ( settings.mode == modes.popup && settings.popClose )
          setTimeout(function() { paWindow.close(); }, 2000);
      });
    },
    write : function ( PADocument, $ele ) {
      PADocument.open();
      PADocument.write( PrintArea.docType() + "<html>" + PrintArea.getHead() + PrintArea.getBody( $ele ) + "</html>" );
      PADocument.close();
    },
    docType : function() {
      if ( settings.mode == modes.iframe ) return "";

      if ( settings.standard == standards.html5 ) return "<!DOCTYPE html>";

      var transitional = settings.standard == standards.loose ? " Transitional" : "";
      var dtd = settings.standard == standards.loose ? "loose" : "strict";

      return '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01' + transitional + '//EN" "http://www.w3.org/TR/html4/' + dtd +  '.dtd">';
    },
    getHead : function() {
      var extraHead = "";
      var links = "";

      var url = window.location.href;
      var _url = "";
      if(url.indexOf("got-et.com") >= 0) {
        _url = "http://tmspc.got-et.com/tms-web";
      } else if(url.indexOf("ulmsale.cn") >= 0) {
        _url = "http://qbfadmin.ulmsale.cn/tms-web";
      } else if(url.indexOf("oschina.io") >= 0) {
        // _url = "http://qbfadmin.ulmsale.cn/";
        _url = "http://lmmax.oschina.io/tms-web";
      } else if(url.indexOf("et-sh") >= 0) {
        _url = "http://tmspc.et-sh.net/tms-web";
      } else if(url.indexOf("zoumang") >= 0) {
        _url = "http://tmspc.zoumang.com/tms-web";
      }else {
        _url = "";
      }

      if ( settings.extraHead ) settings.extraHead.replace( /([^,]+)/g, function(m){ extraHead += m });

      $(document).find("link")
        .filter(function(){ // Requirement: <link> element MUST have rel="stylesheet" to be considered in print document
          var relAttr = $(this).attr("rel");
          return ($.type(relAttr) === 'undefined') == false && relAttr.toLowerCase() == 'stylesheet';
        })
        .filter(function(){ // Include if media is undefined, empty, print or all
          var mediaAttr = $(this).attr("media");
          return $.type(mediaAttr) === 'undefined' || mediaAttr == "" || mediaAttr.toLowerCase() == 'print' || mediaAttr.toLowerCase() == 'all'
        })
        .each(function(){
          links += '<link type="text/css" rel="stylesheet" href="' + $(this).attr("href") + '" >';
        });
      if ( settings.extraCss ) settings.extraCss.replace( /([^,\s]+)/g, function(m){ links += '<link type="text/css" rel="stylesheet" href="' + m + '">' });
      var headTest = "<head><meta charset=\"utf-8\"><title>" + settings.popTitle + "</title>" + extraHead + links
      	// +"<link rel='stylesheet' type='text/css' href='"+_url+"/static/css/print.css'>"

        // + "<style>@font-face {font-family: 'lishu';src: url('/static/css/font/lishu/lishu.eot');src:url('/static/css/font/lishu/lishu.eot?#font-spider') format('embedded-opentype'),url('/static/css/font/lishu/lishu.woff') format('woff'),url('/static/css/font/lishu/lishu.ttf') format('truetype'), url('/static/css/font/lishu/lishu.svg') format('svg');font-weight: normal;font-style: normal;}</style>"
        +"</head>";
      return headTest
    },
    getBody : function ( elements ) {
      var htm = "";
      var attrs = settings.retainAttr;
      elements.each(function() {
        var ele = PrintArea.getFormData( $(this) );

        var attributes = ""
        for ( var x = 0; x < attrs.length; x++ )
        {
          var eleAttr = $(ele).attr( attrs[x] );
          if ( eleAttr ) attributes += (attributes.length > 0 ? " ":"") + attrs[x] + "='" + eleAttr + "'";
        }

        htm += '<div ' + attributes + '>' + $(ele).html() + '</div>';
      });

      return "<body>" + htm + "</body>";
    },
    getFormData : function ( ele ) {
      var copy = ele.clone();
      var copiedInputs = $("input,select,textarea", copy);
      $("input,select,textarea", ele).each(function( i ){
        var typeInput = $(this).attr("type");
        if ($.type(typeInput) === 'undefined') typeInput = $(this).is("select") ? "select" : $(this).is("textarea") ? "textarea" : "";
        var copiedInput = copiedInputs.eq( i );

        if ( typeInput == "radio" || typeInput == "checkbox" ) copiedInput.attr( "checked", $(this).is(":checked") );
        else if ( typeInput == "text" ) copiedInput.attr( "value", $(this).val() );
        else if ( typeInput == "select" )
          $(this).find( "option" ).each( function( i ) {
            if ( $(this).is(":selected") ) $("option", copiedInput).eq( i ).attr( "selected", true );
          });
        else if ( typeInput == "textarea" ) copiedInput.text( $(this).val() );
      });
      return copy;
    },
    getPrintWindow : function () {
      switch ( settings.mode )
      {
        case modes.iframe :
          var f = new PrintArea.Iframe();
          return { win : f.contentWindow || f, doc : f.doc };
        case modes.popup :
          var p = new PrintArea.Popup();
          return { win : p, doc : p.doc };
      }
    },
    Iframe : function () {
      var frameId = settings.id;
      var iframeStyle = 'border:0;position:absolute;width:0px;height:0px;right:0px;top:0px;';
      var iframe;

      try
      {
        iframe = document.createElement('iframe');
        document.body.appendChild(iframe);
        $(iframe).attr({ style: iframeStyle, id: frameId, src: "#" + new Date().getTime() });
        iframe.doc = null;
        iframe.doc = iframe.contentDocument ? iframe.contentDocument : ( iframe.contentWindow ? iframe.contentWindow.document : iframe.document);
      }
      catch( e ) { throw e + ". iframes may not be supported in this browser."; }

      if ( iframe.doc == null ) throw "Cannot find document.";

      return iframe;
    },
    Popup : function () {
      var windowAttr = "location=yes,statusbar=no,directories=no,menubar=no,titlebar=no,toolbar=no,dependent=no";
      windowAttr += ",width=" + settings.popWd + ",height=" + settings.popHt;
      windowAttr += ",resizable=yes,screenX=" + settings.popX + ",screenY=" + settings.popY + ",personalbar=no,scrollbars=yes";

      var newWin = window.open( "", "_blank",  windowAttr );

      newWin.doc = newWin.document;

      return newWin;
    }
  };
})(jQuery);
